diff options
| author | Shimoda, Yoshihiro <yoshihiro.shimoda.uh@renesas.com> | 2012-01-05 07:37:18 +0100 |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2012-01-24 10:32:56 +0100 |
| commit | 53069af3fa8ba2849cd4785160690873995d4f39 (patch) | |
| tree | d3b834678d59e2b6b6c1a0a4a39cfe4e2c2b0f85 /drivers/usb/renesas_usbhs | |
| parent | usb: gadget: mv_udc: remove unneeded NULL check (diff) | |
| download | linux-53069af3fa8ba2849cd4785160690873995d4f39.tar.xz linux-53069af3fa8ba2849cd4785160690873995d4f39.zip | |
usb: renesas_usbhs: add IRQ resource decoding for IRQF_SHARED
In case of the SH7757, the irq number of USB module and SUDMAC
are the same. So, we have to set the IRQF_SHARED in such a case.
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/renesas_usbhs')
| -rw-r--r-- | drivers/usb/renesas_usbhs/common.c | 11 | ||||
| -rw-r--r-- | drivers/usb/renesas_usbhs/common.h | 1 | ||||
| -rw-r--r-- | drivers/usb/renesas_usbhs/mod.c | 2 |
3 files changed, 8 insertions, 6 deletions
diff --git a/drivers/usb/renesas_usbhs/common.c b/drivers/usb/renesas_usbhs/common.c index e9a5b1d2615e..a165490bae48 100644 --- a/drivers/usb/renesas_usbhs/common.c +++ b/drivers/usb/renesas_usbhs/common.c @@ -413,8 +413,7 @@ static int usbhs_probe(struct platform_device *pdev) struct renesas_usbhs_platform_info *info = pdev->dev.platform_data; struct renesas_usbhs_driver_callback *dfunc; struct usbhs_priv *priv; - struct resource *res; - unsigned int irq; + struct resource *res, *irq_res; int ret; /* check platform information */ @@ -426,8 +425,8 @@ static int usbhs_probe(struct platform_device *pdev) /* platform data */ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - irq = platform_get_irq(pdev, 0); - if (!res || (int)irq <= 0) { + irq_res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); + if (!res || !irq_res) { dev_err(&pdev->dev, "Not enough Renesas USB platform resources.\n"); return -ENODEV; } @@ -476,7 +475,9 @@ static int usbhs_probe(struct platform_device *pdev) /* * priv settings */ - priv->irq = irq; + priv->irq = irq_res->start; + if (irq_res->flags & IORESOURCE_IRQ_SHAREABLE) + priv->irqflags = IRQF_SHARED; priv->pdev = pdev; INIT_DELAYED_WORK(&priv->notify_hotplug_work, usbhsc_notify_hotplug); spin_lock_init(usbhs_priv_to_lock(priv)); diff --git a/drivers/usb/renesas_usbhs/common.h b/drivers/usb/renesas_usbhs/common.h index d79b3e27db95..3f3ccd358753 100644 --- a/drivers/usb/renesas_usbhs/common.h +++ b/drivers/usb/renesas_usbhs/common.h @@ -242,6 +242,7 @@ struct usbhs_priv { void __iomem *base; unsigned int irq; + unsigned long irqflags; struct renesas_usbhs_platform_callback pfunc; struct renesas_usbhs_driver_param dparam; diff --git a/drivers/usb/renesas_usbhs/mod.c b/drivers/usb/renesas_usbhs/mod.c index 1b97fb12694b..0871e816df45 100644 --- a/drivers/usb/renesas_usbhs/mod.c +++ b/drivers/usb/renesas_usbhs/mod.c @@ -152,7 +152,7 @@ int usbhs_mod_probe(struct usbhs_priv *priv) /* irq settings */ ret = request_irq(priv->irq, usbhs_interrupt, - 0, dev_name(dev), priv); + priv->irqflags, dev_name(dev), priv); if (ret) { dev_err(dev, "irq request err\n"); goto mod_init_gadget_err; |